it is so vague that there is means of quantifying it

an uncertainty which is so great that it becomes unacceptable

betting or charging something that will be forfeited if one fails to obtain the greater gain that one hopes for

Materials must be of the same weight, measurement or number of units

Payment must be on cash terms

payment of the price and delivery of the goods are made at two different times

occur out of an exchange between two ribawi materials of the same kind where the necessary rule(s) are not observed

the ribawi materials (of the same kind) exchanged are of different weights, measurements or numbers and they are exchanged at the same time

the extra amount of money over and above the principal of the loan

Riba is Unearned Income. In the case of profit, a person has worked hard to earn the profits

Riba is Exploitation of the Needy • The usury is charging for loans to the poor.

The riba or usury is a mechanism by which 'the poor get richer and the rich get poorer' .

prohibited the charging of double & multiple riba

conclusively prohibited all forms of riba

riba was prohibited for jews

Opening up bank accounts with interest

Making bill payments after due date

Choosing halal investments

return on trade

stipulated surplus of debt

deals only with money